3420400002 has 16 divisors (see below), whose sum is σ = 6865147872. Its totient is φ = 1136075360.

The previous prime is 3420399953. The next prime is 3420400021. The reversal of 3420400002 is 2000040243.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012668 + ... + 1016039.

It is an arithmetic number, because the mean of its divisors is an integer number (429071742).

Almost surely, 2^3420400002 is an apocalyptic number.

3420400002 is an abundant number, since it is smaller than the sum of its proper divisors (3444747870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3420400002 is a wasteful number, since it uses less digits than its factorization.

3420400002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028993.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 3420400002 is about 58484.1859138007. The cubic root of 3420400002 is about 1506.6959908821.

Adding to 3420400002 its reverse (2000040243), we get a palindrome (5420440245).

The spelling of 3420400002 in words is "three billion, four hundred twenty million, four hundred thousand, two".